Process of making activated carbon
United States Patent 1694040
Inventors:
Benning, Ray Arthur
Publication Date:
12/04/1928
View Patent Images:
Export Citation:
Assignee:
CARBIDE & CARBON CHEM CORP
Primary Class:
Other Classes:
502/426, 502/425, 502/424
International Classes:
C01B31/12; C01B31/00